Professional Picture Hanging Kit - Everything You Need to Hang Your Entire Art Gallery Museum quality picture hangers in a handy variety pack Ideal for plaster or drywall surfaces Nails are reusable when removed Hang 12 total pieces of your treasured art and family photos Kit includes: 3pc 20 pound capacity hangers, 4pc 10 pound capacity hangers, 3pc 30 pound capacity hangers, 1pc 50 pound capacity hangers 1pc 75 pound capacity hanger, hardened steel nails